Create classes for bivariate mapping
bi_class()
Create Classes for Bivariate Maps
Bivariate mapping with ggplot2
bi_pal()
Palette Preview and Hex Values
bi_scale_fill()
Apply Bivariate Scale to ggplot Object
bi_theme()
Basic Theme for Bivariate Mapping
bi_legend()
Create Object for Drawing Legend
Sample data for demonstrating bivariate mapping
stl_race_income
Race and Median Income in St. Louis by Census Tract, 2017